Aluminium is lightweight, durable, and naturally corrosion-resistant. However, exposure to harsh environments, salt spray, UV rays, and chemicals makes it vulnerable without proper protection. That’s where coatings play a crucial role. Astra Coatings Ltd. (Astra®) specializes in advanced coating solutions for aluminium, ensuring both longevity and aesthetics. This article explores the best coating options for aluminium, their benefits, limitations, and when to choose them.